Element: Ytterbium (Yb)

Element (Atom) NameYtterbium
SymbolYb
Physical state at room temperatureSolid
Element ClassificationMetal
Group NameLanthanide
Period Number (Periodic table) 6
Group number (Periodic table)None
Atomic number70
Atomic weight173.045 (Ref: Jlab-ele070, ciaaw-ytterbium)
173.054 (Ref: Nist-70)
173 (Ref: Lanl-70)
Atomic Radius242 pm (Van der Waals) (Ref: Lanl-70)
Density6.90 g/cm3 (Ref: Jlab-ele070)
Melting point819°C (Ref: Jlab-ele070, Lanl-70)
Boiling point1196°C (Ref: Jlab-ele070, Lanl-70)
Electron shell configuration1s2 
2s2 2p6 
3s2 3p6 3d10 
4s2 4p6 4d10 4f14 
5s2 5p6 
6s2 
Oxidation States+3, +2 (Ref: Jlab-ele070, Lanl-70)
Ionization Energy6.254 eV (Ref: Jlab-ele070)
6.254160 eV (Ref: Nist-70)
Number of Stable Isotopes7
InChIInChI=1S/Yb (Ref: Pubchem-70)
InChI KeyNAWDYIZEMPQZHO-UHFFFAOYSA-N (Ref: Pubchem-70)
Remarks 

REFERENCES

  • Jlab-ele070: https://education.jlab.org/itselemental/ele070.html
  • Lanl-70: https://periodic.lanl.gov/70.shtml
  • ciaaw-ytterbium: https://www.ciaaw.org/ytterbium.htm 
  • Nist-70: https://physics.nist.gov/cgi-bin/Elements/elInfo.pl?element=70
  • Pubchem-70: https://pubchem.ncbi.nlm.nih.gov/element/70
  • science.co.il: https://www.science.co.il/elements/

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